"In the beginning, Google was all about indexing Web pages, then it grew to news, blogs and video.
"Now Google is embarking on, perhaps, its most ambitious indexing venture yet: indexing countless billions of lines of code as part of the new Google Code Search.
"Google Code Search on Google Labs gives users a place to search for publicly accessible source code. It looks like a regular Google Search page but instead of searching Web pages, it's going to search billions of lines of code..."